Do any celebrities have multiple personality disorder or narcolepsy?

Do any celebrities have multiple personality disorder or narcolepsy?
I need to do a project for Biology and it has to be on a celebrity who has a disease or disorder, and this were the only two left to pick from. So help me out if you can.

Thanks

Best answer:

Answer by sleepycatz1972
jimmy kimmel has narcolepsy, if that helps. he’s even fallen asleep on camera before. not a huge household name, but still a celebrity.

one would swear that britney spears has multiple personality disorder, lol, with her odd behavior.

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